How to use

deleteEntity

method

in

com.dremio.service.namespace.NamespaceServiceImpl

@Override
public void deleteHome(final NamespaceKey sourcePath, String version) throws NamespaceException {
 deleteEntity(sourcePath, HOME, version, true);
}

@Override
public void deleteSpace(final NamespaceKey spacePath, String version) throws NamespaceException {
 deleteEntity(spacePath, SPACE, version, true);
}

@Override
public void deleteSourceChildren(final NamespaceKey sourcePath, String version) throws NamespaceException {
 deleteEntity(sourcePath, SOURCE, version, false);
}

@Override
public void deleteSource(final NamespaceKey sourcePath, String version) throws NamespaceException {
 deleteEntity(sourcePath, SOURCE, version, true);
}

@Override
public void deleteFolder(final NamespaceKey folderPath, String version) throws NamespaceException {
 deleteEntity(folderPath, FOLDER, version, true);
}

@Override
public void deleteDataset(final NamespaceKey datasetPath, String version) throws NamespaceException {
 NameSpaceContainer container = deleteEntity(datasetPath, DATASET, version, true);
 if (container.getDataset().getType() == PHYSICAL_DATASET_SOURCE_FOLDER) {
  // create a folder so that any existing datasets under the folder are now visible
  addOrUpdateFolder(datasetPath,
   new FolderConfig()
    .setFullPathList(datasetPath.getPathComponents())
    .setName(datasetPath.getName())
  );
 }
}

@Test
public void testDeleteEntityNotFound() throws Exception {
 try (final KVStoreProvider kvstore = new LocalKVStoreProvider(DremioTest.CLASSPATH_SCAN_RESULT, null, true, false)) {
  kvstore.start();
  final NamespaceServiceImpl ns = new NamespaceServiceImpl(kvstore);
  try {
   ns.deleteEntity(new NamespaceKey(Arrays.asList("does", "not", "exist")), NameSpaceContainer.Type.FOLDER, "123", true);
   fail("deleteEntity should have failed.");
  } catch(NamespaceNotFoundException e) {
   // Expected
  }
 }
}